US 20 over DOAN CREEK AT MLK BLVD

Map 

Facts 

Name:	US 20 over DOAN CREEK AT MLK BLVD
Structure number:	1802755
Location:	XXXXXXX OVER MLK
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	24.0 ft. [7.3 m]
Total length:	29.9 ft. [9.1 m]
Owner:	State Highway Agency [01]
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	M 13.5 / H 15 [2]
Main span design:	Culvert [19]
Deck type:	Not applicable [N]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	32,220 [as of 2007]
Truck traffic:	2% of total traffic
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Culvert condition:	Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	44.6 tons [40.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	72.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	32,950 [as of 1991]
Truck traffic:	2% of total traffic
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Culvert condition:	Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	44.6 tons [40.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	85.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	36,130 [as of 1988]
Truck traffic:	2% of total traffic
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Culvert condition:	Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	59.4 tons [54.0 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	85.0

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